The aurora and solar activity archive
Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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Sunday Sun. |
1C1.7 Kp2- | 2C1.8 Kp1 | 3Kp1- | 4B2.57 Kp2- | 5Kp4 | 6Kp4- | |
7C2.05 Kp4 | 8Kp4- | 9Kp3+ | 10Kp2 | 11Kp2- | 12Kp4 | 13Kp3+ |
14Kp4+ | 15Kp3 | 16Kp3+ | 17Kp4- | 18Kp3+ | 19Kp4- | 20Kp3 |
21Kp2+ | 22Kp1+ | 23Kp2+ | 24Kp2+ | 25Kp4- | 26Kp3 | 27Kp2 |
28Kp2 | 29B1.71 Kp3- | 30A4.29 Kp2- | 31Kp3 | |||
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 88Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |